41040813 has 32 divisors (see below), whose sum is σ = 61585920. Its totient is φ = 24100160.

The previous prime is 41040781. The next prime is 41040821. The reversal of 41040813 is 31804014.

It is a cyclic number.

It is not a de Polignac number, because 41040813 - 2⁵ = 41040781 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41040813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41040833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 208231 + ... + 208427.

It is an arithmetic number, because the mean of its divisors is an integer number (1924560).

Almost surely, 2^41040813 is an apocalyptic number.

It is an amenable number.

41040813 is a deficient number, since it is larger than the sum of its proper divisors (20545107).

41040813 is a wasteful number, since it uses less digits than its factorization.

41040813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 41040813 is about 6406.3104045933. The cubic root of 41040813 is about 344.9361024279.

Adding to 41040813 its reverse (31804014), we get a palindrome (72844827).

The spelling of 41040813 in words is "forty-one million, forty thousand, eight hundred thirteen".